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Finding the Fourth Proportional to 133,423.88, 200,149.79 and 43,473.58

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Solution

The fourth proportional to 133,423.88, 200,149.79 and 43,473.58 is: 65,214.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,423.88 : 200,149.79 = 43,473.58 : x
  2. Step 2: Convert to fraction form
    133,423.88/200,149.79 = 43,473.58/x
  3. Step 3: Cross multiply
    133,423.88x = 200,149.79 × 43,473.58
  4. Step 4: Simplify right side
    133,423.88x = 8,701,227,189.81
  5. Step 5: Solve for x
    x = 8,701,227,189.81/133,423.88
  6. Step 6: Final answer
    x = 65,214.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.